Question : The total number of teachers in different subjects and the respective percentage of females among them in a school are given in the following table. Study the table and answer the following question.
| Subject | Total number of teachers | Percentage of females |
| Hindi | 50 | 80 |
| English | 40 | 90 |
| Mathematics | 60 | 35 |
| Science | 55 | 40 |
| Commerce | 30 | 50 |
| Social science | 40 | 75 |
What is the ratio of the number of male teachers to that of female teachers in Social science?
Option 1: 3 : 1
Option 2: 2 : 3
Option 3: 1 : 3
Option 4: 3 : 2
Correct Answer: 1 : 3
Solution :
In Social Science, the total number of teachers is 40 and the percentage of female teachers is 75%.
The number of female teachers in Social Science = 75% of 40 = 30
The number of male teachers in Social Science = 40 – 30 = 10
The ratio of the number of male teachers to that of female teachers in Social science = 10 : 30 = 1 : 3
Hence, the correct answer is 1 : 3.
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Question : The total number of teachers in different subjects and the respective percentage of females among them in a school are given in the following table. Study the table and answer the following question.
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